Jack



of construction, alici the combination and si'sngement ol' parts they be1esoi'.ecl to 'without t eparting tiom the spirit or scope oit theinvention als heieiueftei caimed oi' seericing any otite advantages.

Having; thus described the invention5 iwhat claim new is f l. A. jackstiuctue o the class described inclwiing e. plurality of thleadedly andtelescopicelly associated. sleevesv said sleeves provided. interiolly'with witchetnotches one the top emi one at the bottom, the notches oli'eeeh sleeve being oppositely disposed, and opting pastis on the exterioret the sleeves engageehle in seid notches to limit the movement of thesie( es in respect to one another.

f3. il. stricture of the class described including; pluizjitythreadeclly and. telescopicelly associated sleeves7 said sleevespio'vid'etl interiorly with ratchet notches one el.: the to@ one et thebottom, the notches each sleeve being oppositely disposed, and

Moesel spring pswls on the exterfioi oi engageeble in said notches tolimi; th ment oit' the sleeves in respect to o1 handle, and a pawl andratchet- .ogzcf 'o associated Vwith the handle and the si ,i

sleeve.

3. A lack structure of 'the class dose" 'l inoludiiw of plurality ofthreuflcrlly y esoopically lassociated sleeves., Said piovicledinteliorly with ratchet notches out' at the top and one at the bottom,the non 'f of each sleeve being oppositely disposed, :im spring pewls onthe exterior ot the .sl engageable in said notches to limit the rooienlei'it'of the sleeves in respect to one moti o, handle, and i pul :milratchet. mecha] associated with the handle soil the muelles'. sleeve, a,base plate attached to the lmtom fi' eglge of the largest sleeve.

.ln testimony whereof l alix my s GEORGE JRDM..

